4698 results about "Clean water" patented technology

The application discloses a floor cleaning machine, which comprises a handle, a cleaning head and an integrated water tank. The cleaning head comprises a shell rotatably connected with the handle. The integrated water tank comprises a clean water cavity and a sewage cavity and is installed in a horizontal manner on the rear half of the shell in a single-side inlet-outlet mode, so as to provide clean water for cleaning and collect sewage after cleaning for the cleaning head. The cleaning head further comprises a motor installed on one side of the shell, a roller assembly sleeved on the motor and a brush assembly bridged on both sides of the shell. The motor drives the roller assembly to rotate, so as to drive the brush assembly to rotate synchronously. The floor cleaning machine provided by the application has simple structure, reduces the weight on the handle, and makes the user feel more light when pushing or pulling the floor cleaning machine. The floor cleaning machine can increase the standby time of the floor cleaning machine without increasing the volume of the floor cleaning machine, and can also reduce the noise of the floor cleaning machine in the working state.

The invention discloses a nickel-containing etching wastewater treatment process, which belongs to the technical field of environmental protection, and comprises a raw water regulating tank, a pH pre-regulating tank, a heterogeneous catalytic oxidation tower, a neutralization coagulation tank, an inclined tube sedimentation tank and a clean water tank which are connected in sequence. According to the process, under the neutral condition, a catalyst loaded with cobalt manganese oxide is used for activating sodium hydrogen persulfate, high-activity sulfate free radicals are generated, a Ni-EDTA complex structure is fractured in a targeted mode, free nickel ions are released in situ, organic ligands are synchronously mineralized, and the adding amount of sodium hydrogen persulfate is dynamically adjusted through a clean water pool closed-loop control system; and high-purity nickel hydroxide precipitate is generated through alkaline precipitation and coagulation, so that efficient solid-liquid separation is realized. The treatment process disclosed by the invention is compact in flow and stable in operation, effectively solves the problems of difficult complex breaking, low nickel removal efficiency, high sludge toxicity, difficult resource recovery and the like when the EDTA complex nickel wastewater is treated by a traditional method, realizes closed-loop recovery of nickel resources, and has the remarkable advantages of low cost, high efficiency and environmental friendliness.

The invention discloses a quality-divided treatment and recycling method for lead-zinc beneficiation wastewater, and belongs to the technical field of beneficiation wastewater treatment.The method comprises the steps that beneficiation tail water is introduced into a Fenton reaction tank, a catalyst is added firstly, then hydrogen peroxide is added, a Fenton oxidation reaction is conducted, after the Fenton oxidation reaction is finished, the beneficiation tail water is introduced into a coagulation reaction tank, caustic soda liquid is added, and the mixture is stirred and mixed uniformly; adding a precipitating agent, a flocculating agent and a stabilizing agent, and flocculating and settling the precipitate; introducing the beneficiation tail water added with the treatment agent into a honeycomb inclined tube sedimentation tank, further flocculating and settling, then returning flocculated precipitates in a bottom tank to a coagulation reaction tank, and discharging redundant bottom mud into a tailing pond; and settled clear water enters a clear water tank and is used as production water for ore grinding classification and flotation operation. According to the invention, through quality-divided treatment-quality-divided recycling of the beneficiation wastewater, it is ensured that the beneficiation tail water meets the requirements of ore grinding and flotation production indexes, the treatment cost of concentrate overflow water and filtered water is reduced, and the purpose of 100% recycling of the beneficiation wastewater after quality-divided treatment is achieved.

The invention provides a photo-thermal evaporation material based on black titanium dioxide as well as a preparation method and application of the photo-thermal evaporation material. The preparation method comprises the following steps: mixing urea, absolute ethyl alcohol and tetrabutyl titanate into a solution A, mixing absolute ethyl alcohol, ultrapure water and hydrochloric acid into a solution B, dropwise adding the solution B into the solution A, mixing to form a white colloid, heating in a water bath, drying, and calcining in a nitrogen atmosphere to obtain black titanium dioxide powder; the preparation method comprises the following steps: fully mixing a certain amount of black titanium dioxide, sodium alginate and ultrapure water to form a uniform dispersion liquid, dipping the pretreated polyurethane sponge in the dispersion liquid, and crosslinking with a calcium chloride solution to prepare the photo-thermal evaporation material of the black titanium dioxide-calcium alginate composite hydrogel. The photo-thermal evaporation material breaks through the photo-thermal application bottleneck of traditional titanium dioxide, has excellent evaporation rate and seawater desalination performance, and can effectively remove various printing and dyeing wastewater to obtain clean water.

The invention discloses a method for preparing a carbon monoxide oxidation catalyst by using titanium gypsum and a waste hydrogenation catalyst, which comprises the following steps: crushing and pickling the waste hydrogenation catalyst, washing with clear water until the waste hydrogenation catalyst is neutral, and drying to obtain pretreated waste catalytic powder; uniformly mixing and stirring titanium gypsum and the pretreated waste catalytic powder to obtain gypsum doped pretreated waste catalytic powder; mixing a plant extract, crop powder and gypsum, doping the pretreated waste catalytic powder, uniformly stirring, feeding into mixed bacteria consisting of bacillus and aspergillus, and fermenting under a stirring condition to obtain a biological activated mixture; adding water into the biological activation mixture for hydrothermal reaction, filtering, separating and washing the material after the hydrothermal reaction is finished, roasting the washed filter cake, naturally cooling the roasted material, and crushing to obtain the carbon monoxide oxidation catalyst. According to the invention, the titanium gypsum and the waste hydrogenation catalyst are combined, and the biomass material is used for activating treatment, so that the use of chemical precursors is reduced, and the oxidation catalyst with excellent catalytic performance is obtained.

The utility model relates to a mop cleaning tool with a bucket. The mop cleaning tool comprises a cleaning bucket, a mop head and a wiping object, the cleaning device is characterized in that the cleaning barrel is provided with a water purification area, a cleaning area and a sewage area which are independent of one another, a handle is arranged at the opening end of the sewage area, the water purification area is communicated with the cleaning area through a water supply channel, and the cleaning device further comprises a switch used for opening and closing the water supply channel. A water retaining wall is arranged at one end, far away from the squeezing and scraping edge, of the squeezing plate; when the mop head enters the cleaning area downwards until the lowest end of the mop head is lower than the outlet end of the water supply channel, the water retaining wall blocks a part of water squeezed and scraped from the wiping object and flows back to the cleaning area along the water guide surface, and the water guide surface can be used for cleaning the mop head. And a part of water squeezed and scraped by the wiping object crosses over the water retaining wall and flows into the sewage area. By means of the cleaning tool, it can be guaranteed that clean water is used in each cleaning operation, cleaning and squeezing can be completed in one area at the same time, and the cleaning and squeezing operations are smooth.

The invention relates to a coal chemical wastewater treatment device with nano-catalysis coupled with bioelectrochemistry. The invention belongs to the technical field of coal chemical wastewater treatment. The device comprises a pretreatment area, a bioelectrochemical treatment area, a catalyst recovery area and a clear water area which are connected in sequence, a nano Fe3O4 / TiO2 composite catalyst filling layer and a microporous aeration device are arranged in the pretreatment area; a biological anode region of the biological electrochemical treatment region adopts a graphene modified carbon brush, and a biological cathode region of the biological electrochemical treatment region adopts a sulfur-doped carbon felt; and the catalyst recovery area adopts a high-gradient permanent magnetic roller and is matched with a pulse backwashing system. The treatment cost of each ton of water is reduced to 25-35 yuan, and the cycle life of the catalyst is gt; the time is 200 times; the sulfur can be reused in a desulfurization process of a sewage treatment plant, so that the medicament cost is reduced; the carbon emission is reduced by 60%; the COD removal rate is not less than 95%, the total phenol removal rate is not less than 98%, and the total nitrogen removal rate is not less than 90%; energy consumption is reduced by 40% compared with a traditional electrochemical method, and the catalyst recovery rate is gt; 95%.

The utility model provides a purified water dispenser which comprises a water softening system, a water purifying system and a hot water system, the water purifying system comprises a filtering system, a soft water quality detection piece, a soft water temperature detection piece and a variable-frequency booster pump, and the soft water quality detection piece and the soft water temperature detection piece are both connected with the variable-frequency booster pump. The rotating speed of the variable-frequency booster pump is determined according to the total amount and temperature of dissolved solids in soft water measured by the soft water quality detection part and the soft water temperature detection part, and the stability of the water making flow speed of the purified water dispenser is guaranteed.

The utility model discloses a semi-automatic backwashing laminated filter. The external structure of the semi-automatic backwashing laminated filter comprises a handle, a filter base body, a water inlet, a water outlet, a laminated shell, a blow-down valve, a blockage indicator, a filter screen flushing valve and the like, the internal structure comprises a flow direction selector, a butterfly check valve, a laminated filter element, a rotational flow centrifugal disc, a laminated compression inner cover, a laminated compression outer cover, a spring between the laminated compression inner cover and the laminated compression outer cover and the like. The channel position of the flow direction selector is switched by rotating the handle, so that the switching between the filtering mode and the backwashing mode is realized. In a filtering mode, muddy water flows into a raw water cavity outside the lamination after being accelerated by the rotational flow centrifugal disc, impurities are intercepted, and clear water flows into a downstream pipeline; and in a backwashing mode, the water flow is sprayed out from the spraying holes in the filter element frame by pressing the position of the lamination for compressing the inner cover and loosening the lamination, so that impurities are eluted from the lamination and discharged through the blow-down valve. In addition, a filter screen is arranged on the flow direction selector to intercept impurities of flushing water, and the filter screen can be flushed in a filtering mode. The utility model has the advantages of convenient use and simple structure.

The present invention discloses a fabric cleaning machine with a water circulation function, comprising a sewage tank, a clean water tank, a machine body base and a machine body upper cover, wherein the machine body base is internally provided with a sewage pump and a suction motor, the sewage pump and the suction motor are mounted between the machine body upper cover and the machine body base, the machine body upper cover is provided with a main switch, the main switch is fixedly connected with the machine body upper cover, the filtering assembly is connected with the sewage pump, and the clean water tank is connected with the sewage pump. The present invention has the following beneficial effects that the purposes of recycling water and being more convenient to use and place are achieved.

The invention discloses a novel corrugated paper squeezing device which comprises bearing frames, a conveying belt and a squeezing assembly used for squeezing corrugated paper, the number of the bearing frames is two, the conveying belt is located between the two bearing frames, a fixing frame is arranged at one end of each bearing frame, and a first squeezing roller and a second squeezing roller are arranged in each fixing frame; and the first extrusion roller and the second extrusion roller are symmetrically arranged up and down. The squeezing flannelette outside the conveying belt can reduce tile paper friction, avoid surface scratching and assist in absorbing a small amount of water, the synchronizer controls the electric push rod to stretch out and draw back synchronously and is matched with the guide rod to enable the rotating roller to press the tile paper evenly, local overpressure damage or non-uniform underpressure dehydration is prevented, the water collecting box can collect extruded water, and the valve can drain water in time. Accumulated water is prevented from polluting equipment or flowing back, consumption of follow-up clean water is reduced, residual moisture of the corrugated paper can be further removed through secondary squeezing, moisture residues are greatly reduced, drying power does not need to be additionally increased, and power consumption is reduced.

The invention discloses an advanced treatment method and device for reverse osmosis produced water, and relates to the technical field of industrial high-purity water treatment. An electric mixing bed and an anion bed are sequentially connected in series to form a treatment system, and the electric mixing bed is of an ion-free exchange membrane structure, is filled with anion and cation mixed resin and is used for removing residual salt, carbon dioxide and part of silicon compounds in reverse osmosis produced water; and the anion bed is filled with strong-basicity anion exchange resin for removing residual silicon compounds treated by the electric mixing bed, so that the conductivity of the final produced water and silicon dioxide can stably reach the standard. And a middle liquid discharging device is arranged between the electric mixing bed and the anion bed and is used for discharging waste alkali liquid and cleaning effluent in the regeneration and cleaning process of the anion bed. According to the invention, the advantages of low cost and high water recovery rate of the electric mixing bed and high-efficiency silicon removal of the anion bed are integrated, the requirement on the silicon content of the front reverse osmosis produced water can be obviously relaxed, the application range of the electric mixing bed is widened, and the service life of the reverse osmosis membrane is greatly prolonged.

The invention discloses a concocted juicy peach production device. The concocted juicy peach production device comprises a supporting piece, a first guiding piece, a restraining groove, a support, a first connecting piece and an assembling piece. The supporting piece provides a bearing foundation for the device, a material conveying mechanism is arranged on a lower station of the supporting piece to achieve automatic honey peach transferring, and a first driving piece on one side of the interior drives a first guiding piece to move through a first cam and a transmission piece to cooperate with a second guiding piece and a bearing piece in a restraining groove in the top of the supporting piece to drive a cleaning box to do left-right reciprocating motion. The water pipe on the support and the sprayers provide cleaning water flow, the visual detection assembly between the sprayers detects impurities on the surfaces of juicy peaches in real time, the net plate in the cleaning box ascends and descends through the linear motion executing mechanism on the first connecting piece, and the flushing mode and the elutriation mode are flexibly switched. The juicy peach cleaning device solves the problems that traditional cleaning is not thorough and low in efficiency, manual intervention is reduced, it is guaranteed that batch cleaning standards are consistent, production quality and efficiency are improved, and the juicy peach cleaning device is suitable for production of various juicy peaches.

The invention provides a prefabricated part forming mold for bank protection construction, and belongs to the technical field of bank protection mold production. Comprising a mold body, a bottom mold plate is arranged at the bottom end of the mold body, and a base is arranged at the bottom end of the bottom mold plate; a nursing assembly is arranged at the lower end of the bottom template and is used for spraying a release agent on the inner wall of the mold body and cleaning residues and release agent residual liquid on the inner wall of the mold body; a solid-liquid separation assembly is arranged at the bottom end of the nursing assembly and is used for separating residues from cleaned sewage; and a connecting assembly is arranged at the bottom end of the solid-liquid separation assembly and used for connecting the mold body with a demolding mechanism and demolding the molded pre-component. The inner wall of the mold is automatically coated with a release agent in advance through the nursing assembly, cleaning water is automatically sprayed in time in the demolding process, automatic cleaning is achieved in cooperation with the cleaning ball, the cleaning brush and other structures, and the situation that the subsequent concrete forming quality is affected by dirt residues is avoided.

The invention relates to the technical field of underwater monitoring equipment, in particular to an underwater sensor data acquisition device with a self-cleaning function and a method thereof.The underwater sensor data acquisition device comprises a storage plate used for installing a plurality of sensors, a cleaning box arranged on the storage plate in a sleeving mode and a water storage tank used for supplementing water to the inner space of the cleaning box; storage barrels are arranged on a center shaft of the top face of the storage plate at intervals, the bottom faces of the storage barrels are sleeved with a plurality of sensors, a lifting barrel arranged on the storage barrels in a sleeving mode is fixedly arranged on a center shaft of the top of the cleaning box, and a water suction pump is installed on the outer wall of the lifting barrel. By means of a sleeving structure of the lifting cylinder and the storage cylinder and a water suction pump, clear water is sucked into the lifting channel and pumped into the lifting channel, the storage cylinder and the storage plate are driven to ascend and descend, and when underwater monitoring needs to be carried out, a sensor can be lowered to the outside of the cleaning box; and when the monitoring period reaches the requirement for cleaning, the sensor can be lifted into the cleaning box for cleaning, so that good conditions are provided for working and cleaning of the sensor.

The utility model provides a sewage tank, cleaning equipment and a cleaning base station. The sewage tank comprises a sewage cavity, a tank cover, a water inlet channel and a self-cleaning mechanism, an opening is formed in the top of the sewage cavity; the box cover detachably covers the opening; the water inlet channel is arranged on the tank cover and is provided with a water outlet and a water inlet which can be connected with a clear water supply pipeline; the self-cleaning mechanism is arranged on the tank cover and located in the sewage cavity, the self-cleaning mechanism comprises a water supply port and a water spraying port, and the water supply port is communicated with the water outlet; reverse thrust generated when the clear water is sprayed out of the water spraying opening drives the self-cleaning mechanism to rotate automatically. The technical problem that an existing sewage tank is inconvenient to clean can be solved.

The utility model relates to a coke breeze treatment device for wet quenching of a coke oven, which comprises a clean water tank and a sedimentation tank, the clean water tank and the sedimentation tank are sequentially connected, two sides of the clean water tank and the sedimentation tank are provided with ditches, and the ditches are used for leading quenching water sprayed in a quenching tower back to the coke breeze sedimentation tank to form a closed loop, so as to complete the recycling of the quenching water. Concrete partition walls are arranged between the clean water tank and the sedimentation tank, between the ditches and the clean water tank and between the ditches and the sedimentation tank, openings are formed in the concrete partition walls, and water gates are arranged at the openings and connected with the control unit. The coke powder grabbing device has the advantages that the grabbing device walks on the track and grabs the coke powder of the settling pond and the clean water pond, the coke powder does not need to be cleaned manually, the operation environment of operators is improved, the labor intensity of the operators is reduced, the post of the coke powder grab bucket operator is canceled, manpower is saved, the enterprise cost is reduced, and the working efficiency is improved. Operators are prevented from being in contact with toxic and harmful substances, and the operation environment of the operators is improved.

The utility model relates to a mop cleaning device with a bucket, which comprises a cleaning bucket / a mop head / a wiping object, and the cleaning bucket is provided with a clean water area, a cleaning area and a sewage area which are mutually independent; the mop is characterized in that a supporting part for supporting the cleaning area and the outer wall of the sewage area is arranged in the sewage area, a water squeezing part is arranged on the cleaning area, the middle of the clean water area is communicated with the middle of the cleaning area through a water supply channel, the width of the mop head is L1, the maximum width of the water supply channel is L2, L1 is larger than L2, and the mop further comprises a switch used for opening and closing the water supply channel. A linkage part is arranged on the switch; the mop head and the mop rod are jointly inserted into the cleaning area to move up and down; the cleaning area is further provided with a drainage channel used for draining water squeezed and scraped by the wiping object to the sewage area and a backflow channel used for enabling the water to flow back to the cleaning area. In the process of moving down the mop head, the lower end of the wiping object is sleeved or buckled on the back plate of the mop head, so that the lower end of the wiping object cannot be warped under the action of the squeezing and scraping edge of the water squeezing plate, and smooth cleaning operation and no blockage are ensured.

The invention discloses a method for recovering high-purity fluorine and silicon from fluorine-silicon slag and co-producing a low-alkali fluorine-free accelerator, which comprises the following steps: S1, dissolving the fluorine-silicon slag in a sodium hydroxide solution to obtain a solution A; s2, adding dilute sulphuric acid into the solution A, reacting until gel is obtained, and filtering to obtain filtrate A and high-purity silicon dioxide gel; s3, adding calcium sulfate and EDTA (Ethylene Diamine Tetraacetic Acid) into the filtrate A, stirring and reacting, and filtering after the reaction is finished to obtain calcium fluoride and filtrate B; and S4, taking clear water, heating, carrying out heat preservation, then adding aluminum sulfate, lithium sulfate, diethanol amine and the filtrate B obtained in S3, continuously stirring until the aluminum sulfate is completely dissolved, then adding hydrated magnesium silicate, continuously carrying out heat preservation stirring, and obtaining the low-alkali fluorine-free accelerator after stirring is finished. The method is simple in process and easy to implement industrially, and fluoride and silicon oxide obtained through separation are high in purity and beneficial to follow-up extension application; more importantly, high-value recycling of the fluorosilicon slag is achieved, and the problems of stockpiling waste and environmental pollution of the fluorosilicon slag are solved.

The invention provides hydrogen production tail gas filtering and separating equipment and method, and belongs to the technical field of tail gas treatment equipment.The hydrogen production tail gas filtering and separating equipment comprises a separating tank, a filtering and separating container used for hydrogen production tail gas, an air entraining component arranged in the separating tank and used for guiding the hydrogen production tail gas entering the separating tank into clear water; the filter plate is used for primarily filtering hydrogen production tail gas; the trigger part is arranged in the separation tank and is used for dividing the interior of the separation tank into an upper chamber and a lower chamber; the spraying component is fixedly mounted on the triggering component and is used for communicating the upper cavity with the lower cavity and guiding clear water into the lower cavity from a water inlet pipe; the activated carbon filter cover is mounted at the top of the inner side of the separation tank and is used for filtering and adsorbing the tail gas before the tail gas is discharged; tail gas is ensured to make full contact with clear water through the air entraining part, the triggering part achieves water vapor liquefaction separation through air pressure enhancement, and the spraying part and the cleaning brush cooperate to automatically clean the filter plate.

The invention provides a mechanical stirring type coarse particle fluidized bed flotation device and method.The groove body structure of a flotation groove comprises an inner groove body and an outer groove body, the inner groove body is arranged in the outer groove body, and a circulation channel is formed between the inner groove body and the outer groove body; the ore feeding distribution device is arranged at an ore feeding inlet in the upper part of the flotation tank body; the stirring device comprises a stator and an impeller which are arranged in the flotation tank body; the flow guide hole grid plate is arranged in the inner groove body and located above the stator and the impeller. Stable rising water flow is generated through the suction effect of the impeller and the circulation channel, the fluidization flotation process can be achieved without adding extra clear water, and the problem that a fluidization flotation column is large in water consumption is solved. The flow guide hole grid plate is arranged in the inner tank body, so that disordered fluid coming out of an impeller stirring area is converted into uniform and stable rising fluid, and the stability of a bed layer and mineralized bubbles is improved. The problems that a traditional flotation machine is poor in coarse particle recovery effect, and a fluidization flotation column is large in water consumption and poor in fine particle selectivity are solved.

The invention discloses a river-into-sea pollution source segmented detection device, and belongs to the technical field of water pollution detection, the river-into-sea pollution source segmented detection device comprises a clear water tank fixedly mounted on a ship body, a mounting rack is fixedly mounted on one side of the clear water tank, and a hoisting mechanism, a water sample extraction mechanism, a water sample detection mechanism and a pipeline air drying mechanism are fixedly mounted on the top of the mounting rack. According to the invention, through cooperative use of the pipeline flushing mechanism and the cleaning member, water samples remaining in pipelines of the water sample detection mechanism and the water sample extraction mechanism can be flushed and cleaned; clear water left in the cleaned pipeline of the water sample detection mechanism and the water sample extraction mechanism can be subjected to hot air drying, so that the condition that a water body in a target detection area is mixed with a water body in a non-target detection area when the pollution conditions of different water areas are subjected to multi-point segmented detection is avoided; and the accuracy of a water pollution source detection result is improved.

The utility model discloses a cable-stayed truss side bottom water pressure balanced opposite-tie-bar-free easy-to-clean water tank, and relates to the technical field of water tanks, the cable-stayed truss side bottom water pressure balanced opposite-tie-bar-free easy-to-clean water tank comprises a bottom plate, a top plate module and side plate modules, and a plurality of bottom side pressure self-balancing truss combined components are evenly distributed on the inner side of each side plate module; the bottom side pressure self-balancing truss combined member comprises a first bottom side pressure self-balancing truss combined member and a second bottom side pressure self-balancing truss combined member. According to the bottom side pressure self-balancing truss combined component, factory assembling and welding are adopted in advance, standard and unified welding and splicing modules are formed, so that a welding component is combined, the influence caused by external factors and welding operation is reduced to a great extent, the bending resistance and the tension resistance of the bottom side pressure self-balancing truss combined component are utilized, and the welding efficiency is improved. The bottom side pressure self-balancing truss combined component can safely and reliably transfer water pressure borne by the side plates to the upper top plate and the lower bottom plate to form a stable water tank structure system, so that opposite-pulling through ribs on the two sides are omitted, the internal moving space is large, and follow-up water tank welding, manual cleaning and construction maintenance are greatly facilitated.

The utility model relates to a set for cleaning a flat mop, which comprises a cleaning barrel and a mop, the mop comprises a mop head rotationally connected to the lower end of a mop rod, and a wiping object is arranged on the mop head; the cleaning barrel comprises an outer barrel, a clean water barrel and a cleaning barrel, a water squeezing plate for squeezing the wiping object is arranged on the cleaning barrel, the outlet end of the water supply channel is located below the water squeezing plate, the mop head and the mop rod are jointly inserted into the cleaning barrel to move up and down, and the inner wall of the cleaning barrel supports a back plate of the mop head. The water squeezing plate squeezes and scrapes the wiping object, a water draining channel for draining a part of water squeezed and scraped from the wiping object into the outer barrel and a water returning channel for returning a part of water to the cleaning barrel are formed above the water squeezing plate, the water returning direction and the water draining direction are opposite to each other, and a switch for opening and closing the water supplying channel is further included. According to the set, automatic quantitative water supply is achieved, it is guaranteed that clean water is used in each cleaning operation, the amount of the clean water used in each cleaning operation is small, and more water is saved.

The embodiment of the utility model provides a concrete cleaning wastewater recycling device. The concrete cleaning wastewater recycling device comprises a wastewater storage and transportation assembly, a clear water storage and transportation assembly, a homogenizing agent storage and transportation assembly, an adding amount control assembly, a solid content detection assembly and a mixed storage and transportation assembly, the wastewater storage and transportation assembly, the clear water storage and transportation assembly and the homogenizing agent storage and transportation assembly are respectively connected with the mixed storage and transportation assembly; the solid content detection assembly is arranged on the wastewater storage and transportation assembly, and the adding amount control assembly is electrically connected with the solid content detection assembly; and the adding amount control assembly is used for controlling the adding amount of materials conveyed to the mixed storing and conveying assembly by the waste water storing and conveying assembly, the clear water storing and conveying assembly and the homogenizing agent storing and conveying assembly according to the detection result of the solid content detection assembly. The concrete cleaning wastewater recycling device provided by the embodiment of the utility model can be used for recycling concrete cleaning wastewater and improving the utilization rate of the wastewater put into concrete production.

The utility model relates to a deep water treatment device provided with suspended filler, which comprises a biochemical treatment system, a pretreatment tank positioned in the front of the biochemical treatment system, a secondary sedimentation tank positioned in the rear of the biochemical treatment system and a clean water tank positioned in the rear of the secondary sedimentation tank, and a biochemical treatment unit for forming the biochemical treatment system is provided with an aerobic tank and an anoxic tank. The anoxic tank is located in front of the aerobic tank in the same biochemical treatment unit, effluent of the anoxic tank is connected into the aerobic tank of the same biochemical treatment unit, suspended filler is arranged in the aerobic tank, and the anoxic tank is filled with or not filled with suspended filler; the suspended filler in the aerobic tank and the suspended filler in the anoxic tank are respectively and uniformly distributed in a part of or all water body space in the aerobic tank or the anoxic tank, the suspended filler is composed of a plurality of filler monomers, the filler monomers are connected to a three-dimensional filler frame, and motor assemblies with adjustable intervals are arranged in the pretreatment tank. The sewage deep treatment device is suitable for deep treatment of sewage, and has higher treatment efficiency and better treatment effect.

The invention provides a water plant raw water and clear water lifting pump station joint optimization energy-saving dispatching method and system for solving the problems that traditional pump station dispatching depends on artificial experience, global optimization is lacked, and energy waste is serious. Comprising the steps that a flow-lift and flow-efficiency relation model is established, and a variable frequency pump deduces a performance formula under any frequency based on the similarity law; in the first-stage optimization scheduling, the optimal flow of a water intake pumping station and the optimal water storage level of a clean water tank in each time period are determined by adopting a dynamic programming algorithm and taking the minimum total work of the system as a target, and the conditions of flow balance, water level constraint and the like are met; and in the second-stage optimization scheduling, the genetic algorithm is adopted to optimize the combination and operation frequency of the water pumps in each time period by taking the minimum total power of the pump set as a target, and a flow and lift deviation penalty term is introduced. According to the method, water taking, water storage and water supply whole-process collaborative optimization is achieved, the energy saving rate exceeds 10%, the operation cost is reduced, the method adapts to dynamic changes of the water source tide level and the water demand, and the dispatching intelligent level is improved.

The utility model relates to a cleaning tool with a mop bucket, which comprises the cleaning bucket, a mop head and a wiping object, and the cleaning bucket is provided with a clean water area, a cleaning area and a sewage area which are mutually independent; the mop is characterized in that a water squeezing part for squeezing the wiping object is arranged on the cleaning area, the outer side edge of the water squeezing part forms a squeezing and scraping edge, the top end of the water purification area is closed, the water purification area is communicated with the middle of the cleaning area through a water supply channel, the water supply channel is controlled by a switch to be opened and closed, and the water supply channel also serves as an air inlet channel; in the process that the mop head downwards enters the cleaning area, the top face of the water squeezing piece forms a water guide face which is obliquely arranged in the direction of the squeezing and scraping edge, the water guide face blocks a part of water squeezed and scraped from the wiping object and flows back to the wiping object along the water guide face, and a part of water squeezed and scraped from the wiping object crosses over the upper portion of the water squeezing piece and flows into the sewage area. According to the cleaning tool with the mop bucket, it is ensured that water for cleaning and squeezing every time is clean water, and clean water can be automatically and quantitatively provided every time.

The invention discloses an efficient pollution-free treatment method for municipal waste incineration fly ash, and relates to the technical field of waste resource utilization and environmental protection. Comprising the following steps: S1, adding the garbage fly ash into a hydrochloric acid solution, carrying out wet grinding, and carrying out centrifugal separation to obtain heavy metal filtrate and heavy metal-removed fly ash; washing the heavy metal-removed fly ash with clear water to obtain a washing solution; mixing the washing liquid with the heavy metal filtrate to obtain a heavy metal solution; s2, adding a complexing agent into the heavy metal solution, stirring and mixing, standing overnight, performing centrifugal separation to obtain a heavy metal removal solution and a heavy metal complex, and adjusting the pH value of the heavy metal removal solution to be neutral to complete heavy metal removal treatment; s3, uniformly mixing the washed heavy metal-removed fly ash and a catalyst, performing low-temperature pyrolysis treatment, sieving and separating to obtain dioxin-removed fly ash, and completing dioxin removal treatment; and S4, the heavy metal removal solution and the heavy metal complex are treated, and garbage fly ash treatment is completed.

The utility model relates to a cleaning tool based on a mop cleaning barrel, which comprises a cleaning barrel and a mop, the mop comprises a mop head rotationally connected to the lower end of a mop rod, and a wiping object is arranged on the mop head; the cleaning device is characterized in that the cleaning barrel is provided with a water purification area, a cleaning area and a sewage area which are independent of one another, the water purification area and the cleaning area are at least partially located in the sewage area, the middle of the water purification area is communicated with the middle of the cleaning area through a water supply channel, and a water squeezing component for squeezing the wiping object is arranged on the cleaning area. The switch is used for opening and closing the water supply channel; and a first water transfer channel for transferring squeezed and scraped sewage to the sewage area is arranged in the cleaning barrel. According to the cleaning tool based on the mop cleaning barrel, it is guaranteed that clean water is used for cleaning a mop every time.